Method addSubscriber

internal/examples/chat/chat.go:179–183

addSubscriber registers a subscriber.

(s *subscriber)

// addSubscriber registers a subscriber.
func (cs *chatServer) addSubscriber(s *subscriber) {
	cs.subscribersMu.Lock()
	cs.subscribers[s] = struct{}{}
	cs.subscribersMu.Unlock()
}

// deleteSubscriber deletes the given subscriber.
func (cs *chatServer) deleteSubscriber(s *subscriber) {